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We have 210 questions about mending 'hot water firing' in category Heating, Home Heating Systems which have been answered

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Mend fire lit potterton

Poterton kingfisher II RS80 will not fire, pilot is lit, but will not fire ?

IMy Potterton Kingfisher II RS80 was working fine till this morning, now when try to activate either hot water... [Read more]
Mend boiler normal heating hot

My combi boiler keeps firing up every 30 seconds or so. Is this normal? ?

My combi boiler keeps firing up every 30 seconds or so. Is this normal? I only recently got it repaired. Also ... [Read more]
Mend baxi duo tec

Baxi duo tec combi 24HE heating fault?

My 2 1/2 year old Baxi combi shuts down the heating side despite everything calling for heat. This happens int... [Read more]
Mend water worcester boiler

no hot water on worcester 24i rsf boiler?

anybody? just descaled my heat exchanger on worcester24i rsf combi boiler flow rate now is 8 ltrs /min... [Read more]
Mend vaillant firing boiler

Vaillant 242 E - Burners not firing?

Another old boiler where the themostat kicksin the motors start but the flames don't light. At onepoint we co... [Read more]
Mend question bit advice

Worcester Condensing Boiler - if its not firing during this freeze ?

Not a question - just a bit of advice - if its not firing up check that the condensate pipe not frozen up if i... [Read more]
Mend condenser working water

Ravenheat CSI85T condenser boiler?

Sounds like my boiler is not the only one with a fault. Everthing working in hot water mode but when the centr... [Read more]
Mend central heating hot water

No central heating but hot water?

I have a Potterton puma 80 combi, no problem with firing up for hot water but when the central heating is swit... [Read more]
Mend worcester 400 rsf

worcester highflow banging noise ?

400 highflow rsf electronic when firing up it starts its cycle then starts banging shuts down and then both re... [Read more]
Mend boiler firing water tap

Boiler problem.How do I fix this?

The boiler is continually firing and cutting out when the hot water tap is running.
Mend not up heating fine

Glow Worm 30CXI - not firing up with water but heating is fine?

Got a Glow Worm 30CXI that wont firing up to give hot water but heating works fine on timer and when switched ... [Read more]
Mend red light flashing boiler

The red light is flashing on boiler?

The red light has started flashing on my worcester 24i junior boiler, the boiler is not firing up, no hot wate... [Read more]
Mend halstead combi boiler going

halstead finest gold combi boiler keeps firing up then going out then fires?

The combi boiler fires up then shuts down then fires up and the pattern continues. This means we can't get ho... [Read more]
Mend ferroli 102 boiler

Ferroli modena 102 not firing up properly?

My boiler has been temperamental for some time, so my water goes from hot to cold & back, now the central heat... [Read more]
Mend combination boiler hot

how do i fix my baxi 80eco combination boiler?

boiler firing and giving hot water ok. When put heating on not firing. When switch is selected for heat and wa... [Read more]
Mend worcester rsf boiler

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]
Mend baxi back boiler hot

What causes my Baxi Back Boiler to knock (bang) when Hot?

Boiler knocks when first firing up and then when hot without hot water being used. Could it be scaling in boi... [Read more]
Mend boiler not up

heatslave 20/25 boiler not working and the reset button is not lit up. ?

I have a heatslave 20/25 boiler. I have no hot water and the heating is not working. It sounds as though the b... [Read more]
Mend glow hot heating working

glow worm energy saver 40 no hot water or heating?

my boiler has been working fine today its not firing up for some reason, the orange light is on but neither of... [Read more]
Mend central water pump

how can I fix my central heating firebird 90 combi?

hot water working ok but not heating radiators, pump is working ok as new but not firing up for central heatin... [Read more]
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